Check Point Advisories

Google Talk (CVE-2005-3899; CVE-2005-3678)

Check Point Reference: CPAI-2005-151
Date Published: 10 Oct 2005
Severity: N/A
Last Updated: 10 Oct 2005
Industry Reference:CVE-2005-3899
Protection Provided by:

Security Gateway
R80, R77, R75, R71, R70

Who is Vulnerable?
Vulnerability Description

Protection Overview

This protection can block Google Talk traffic by identifying its protocol fingerprint.The detect mode makes it possible to track unauthorized traffic without blocking it.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update.For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75 / R71 / R70

  1. In the IPS tab, click Protections and find the Google Talk protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:. Attack Name : Instant Messengers. Attack Information :. Google Talk detected on connection . Google Talk masquerading as SSL detected on connection. Google Talk has encountered an internal error

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